There is generally no requirement that written agreements in these circumstances need to be typed or handwritten. So an agreement for the sale of $600 in loose diamonds may be perfectly enforceable -- even if it was written with a ballpoint pen on Looney Tunes stationary.
Definition of install. 1  transitive verb. 2  1a : to place in an office or dignity by seating in a stall or official seatb : to induct into an office, rank, or order installed the new president. 3  2 : to establish in an indicated place, condition, or status installing herself in front of the fireplace.
insertion. 1  graft, splice - A graft is one thing attached to another by insertion or implantation so it becomes part of it; a splice is the joining of two things end-to-end to make a new whole. 2  pilot hole - A small hole drilled or hammered for the insertion of a nail or screw, or for drilling a larger hole.